| Title | Authors | Year |
|---|---|---|
| Effects of nitrogen dioxide pollution on the growth of 3 fern species. |
Ashenden, T… |
1990 |
| Forest soil chemical changes between 1949-50 and 1987 |
Billett, M.… |
1990 |
| The variation in the acidity of ground and surface waters in Northern Ireland |
Jordan, C… |
1990 |
| Calculated rates of soil acidification of intensively used grassland in the Netherlands. |
Oenema, O… |
1990 |
| Alger, lavar och Garrupprattning hos unggranar langs en kvavegradient Sverige-Holland |
Garansson,… |
1990 |
| Epiphyte recolonization of oaks along a gradient of air pollution in south-east England, 1979-1990. |
Bates, J.W… |
1990 |
| Successional changes in the soft-water macrophyte vegetation of (sub)atlantic, sandy, lowland regions during this century |
Arts, G.H.P… |
1990 |
| Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters |
Bailey-… |
1990 |
| Wildlife toxicology |
Hoffman, D.… |
1990 |
| Bryophytes and Nutrient Cycling |
Brown, D.H… |
1990 |